Index

Unit

Minimum

Maximum

Typical value

Solid /Liquid

Solid

Total Glycolic Acid

%

99

99.9

99.2

Free Glycolic Acid

%

99

99

Formaldehyde

ppm

1

5

3

Sulfate

ppm

50

20

Chloride

ppm

30

10

Iron (as Fe)

ppm

5

3

Heavy metal

ppm

5

2

Melting point

°C

72

80

80

Appearance

Clean and colorless crystal.

Packing

25 kg, in aluminum platinum bag, outer paper drum, or according to customer’s request.

Quoted price

Negotiated in person